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This commit is contained in:
twinaphex 2017-01-22 20:36:50 +01:00
parent 9c116a4314
commit f951f0fa56
1 changed files with 9 additions and 10 deletions
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19
file/nbio/nbio_stdio.c
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@ -23,7 +23,9 @@ static const char * modes[]={ "rb", "wb", "r+b", "rb", "wb", "r+b" };
struct nbio_t* nbio_open(const char * filename, unsigned mode) struct nbio_t* nbio_open(const char * filename, unsigned mode)
{ {
void *buf = NULL;
struct nbio_t* handle = NULL; struct nbio_t* handle = NULL;
size_t len = 0;
FILE* f = fopen(filename, modes[mode]); FILE* f = fopen(filename, modes[mode]);
if (!f) if (!f)
return NULL; return NULL;
@ -34,7 +36,6 @@ struct nbio_t* nbio_open(const char * filename, unsigned mode)
goto error; goto error;
handle->f = f; handle->f = f;
handle->len = 0;
switch (mode) switch (mode)
{ {
@ -43,16 +44,20 @@ struct nbio_t* nbio_open(const char * filename, unsigned mode)
break; break;
default: default:
fseek(handle->f, 0, SEEK_END); fseek(handle->f, 0, SEEK_END);
handle->len = ftell(handle->f); len = ftell(handle->f);
break; break;
} }
handle->mode = mode; handle->mode = mode;
handle->data = malloc(handle->len);
if (handle->len && !handle->data) if (len)
buf = malloc(len);
if (!buf)
goto error; goto error;
handle->data = buf;
handle->len = len;
handle->progress = handle->len; handle->progress = handle->len;
handle->op = -2; handle->op = -2;
@ -60,13 +65,7 @@ struct nbio_t* nbio_open(const char * filename, unsigned mode)
error: error:
if (handle) if (handle)
{
if (handle->data)
free(handle->data);
handle->data = NULL;
free(handle); free(handle);
}
handle = NULL;
fclose(f); fclose(f);
return NULL; return NULL;
} }